5291717872 has 20 divisors (see below), whose sum is σ = 11717375536. Its totient is φ = 2267879040.

The previous prime is 5291717869. The next prime is 5291717917. The reversal of 5291717872 is 2787171925.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23623629 + ... + 23623852.

Almost surely, 2^5291717872 is an apocalyptic number.

It is an amenable number.

5291717872 is an abundant number, since it is smaller than the sum of its proper divisors (6425657664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5291717872 is a wasteful number, since it uses less digits than its factorization.

5291717872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47247496 (or 47247490 counting only the distinct ones).

The product of its digits is 493920, while the sum is 49.

The square root of 5291717872 is about 72744.1947649433. The cubic root of 5291717872 is about 1742.6047516219.

The spelling of 5291717872 in words is "five billion, two hundred ninety-one million, seven hundred seventeen thousand, eight hundred seventy-two".